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<title>RefList</title>
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<h1>Module <a href="type_RefList.html">RefList</a></h1>
<pre><span class="keyword">module</span> RefList: <code class="code">sig</code> <a href="RefList.html">..</a> <code class="code">end</code></pre><div class="info">
Reference on lists.
<p>

  RefList is a extended set of functions that manipulate list
  references.<br>
</div>
<hr width="100%">
<pre><span id="EXCEPTIONEmpty_list"><span class="keyword">exception</span> Empty_list</span></pre>
<pre><span id="EXCEPTIONInvalid_index"><span class="keyword">exception</span> Invalid_index</span> <span class="keyword">of</span> <code class="type">int</code></pre>
<pre><span id="TYPEt"><span class="keyword">type</span> <code class="type">'a</code> t</span> </pre>

<pre><span id="VALempty"><span class="keyword">val</span> empty</span> : <code class="type">unit -> 'a <a href="RefList.html#TYPEt">t</a></code></pre><div class="info">
Returns a new empty ref list<br>
</div>
<pre><span id="VALis_empty"><span class="keyword">val</span> is_empty</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> bool</code></pre><div class="info">
Return <code class="code">true</code> if a ref list is empty<br>
</div>
<pre><span id="VALclear"><span class="keyword">val</span> clear</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
Removes all elements<br>
</div>
<pre><span id="VALlength"><span class="keyword">val</span> length</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> int</code></pre><div class="info">
Returns the number of elements - O(n)<br>
</div>
<pre><span id="VALcopy"><span class="keyword">val</span> copy</span> : <code class="type">dst:'a <a href="RefList.html#TYPEt">t</a> -> src:'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
Makes a copy of a ref list - O(1)<br>
</div>
<pre><span id="VALcopy_list"><span class="keyword">val</span> copy_list</span> : <code class="type">dst:'a <a href="RefList.html#TYPEt">t</a> -> src:'a list -> unit</code></pre><div class="info">
Makes a copy of a list - O(1)<br>
</div>
<pre><span id="VALcopy_enum"><span class="keyword">val</span> copy_enum</span> : <code class="type">dst:'a <a href="RefList.html#TYPEt">t</a> -> src:'a <a href="Enum.html#TYPEt">Enum.t</a> -> unit</code></pre><div class="info">
Makes a copy of a enum<br>
</div>
<pre><span id="VALof_list"><span class="keyword">val</span> of_list</span> : <code class="type">'a list -> 'a <a href="RefList.html#TYPEt">t</a></code></pre><div class="info">
Creates a ref list from a list - O(1)<br>
</div>
<pre><span id="VALto_list"><span class="keyword">val</span> to_list</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a list</code></pre><div class="info">
Returns the current elements as a list - O(1)<br>
</div>
<pre><span id="VALof_enum"><span class="keyword">val</span> of_enum</span> : <code class="type">'a <a href="Enum.html#TYPEt">Enum.t</a> -> 'a <a href="RefList.html#TYPEt">t</a></code></pre><div class="info">
Creates a ref list from an enumeration<br>
</div>
<pre><span id="VALenum"><span class="keyword">val</span> enum</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a <a href="Enum.html#TYPEt">Enum.t</a></code></pre><div class="info">
Returns an enumeration of current elements in the ref list<br>
</div>
<pre><span id="VALadd"><span class="keyword">val</span> add</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a -> unit</code></pre><div class="info">
Adds an element at the end - O(n)<br>
</div>
<pre><span id="VALpush"><span class="keyword">val</span> push</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a -> unit</code></pre><div class="info">
Adds an element at the head - O(1)<br>
</div>
<pre><span id="VALadd_sort"><span class="keyword">val</span> add_sort</span> : <code class="type">?cmp:('a -> 'a -> int) -> 'a <a href="RefList.html#TYPEt">t</a> -> 'a -> unit</code></pre><div class="info">
Adds an element in a sorted list, using optional comparator
    or 'compare' as default.<br>
</div>
<pre><span id="VALfirst"><span class="keyword">val</span> first</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a</code></pre><div class="info">
Returns the first element or
    raises <code class="code">Empty_list</code> if the ref list is empty<br>
</div>
<pre><span id="VALlast"><span class="keyword">val</span> last</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a</code></pre><div class="info">
Returns the last element - O(n) or
    raises Empty_list if the ref list is empty<br>
</div>
<pre><span id="VALpop"><span class="keyword">val</span> pop</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a</code></pre><div class="info">
Removes and returns the first element or
   raises <code class="code">Empty_list</code> if the ref list is empty<br>
</div>
<pre><span id="VALnpop"><span class="keyword">val</span> npop</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> int -> 'a list</code></pre><div class="info">
Removes and returns the n first elements or
   raises <code class="code">Empty_list</code> if the ref list does not
   contain enough elements<br>
</div>
<pre><span id="VALhd"><span class="keyword">val</span> hd</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a</code></pre><div class="info">
same as <code class="code">first</code><br>
</div>
<pre><span id="VALtl"><span class="keyword">val</span> tl</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a <a href="RefList.html#TYPEt">t</a></code></pre><div class="info">
Returns a ref list containing the same elements
    but without the first one or
    raises <code class="code">Empty_list</code> if the ref list is empty<br>
</div>
<pre><span id="VALrev"><span class="keyword">val</span> rev</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
Reverses the ref list - O(n)<br>
</div>
<br>
<h6 id="6_FunctionalOperations">Functional Operations</h6><br>
<pre><span id="VALiter"><span class="keyword">val</span> iter</span> : <code class="type">('a -> unit) -> 'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
Apply the given function to all elements of the
    ref list, in respect with the order of the list<br>
</div>
<pre><span id="VALfind"><span class="keyword">val</span> find</span> : <code class="type">('a -> bool) -> 'a <a href="RefList.html#TYPEt">t</a> -> 'a</code></pre><div class="info">
Find the first element matching
    the specified predicate
    raise <code class="code">Not_found</code> if no element is found<br>
</div>
<pre><span id="VALrfind"><span class="keyword">val</span> rfind</span> : <code class="type">('a -> bool) -> 'a <a href="RefList.html#TYPEt">t</a> -> 'a</code></pre><div class="info">
Find the first element in the reversed ref list matching
    the specified predicate
    raise <code class="code">Not_found</code> if no element is found<br>
</div>
<pre><span id="VALfind_exc"><span class="keyword">val</span> find_exc</span> : <code class="type">('a -> bool) -> exn -> 'a <a href="RefList.html#TYPEt">t</a> -> 'a</code></pre><div class="info">
Same as find but takes an exception to be raised when
    no element is found as additional parameter<br>
</div>
<pre><span id="VALexists"><span class="keyword">val</span> exists</span> : <code class="type">('a -> bool) -> 'a <a href="RefList.html#TYPEt">t</a> -> bool</code></pre><div class="info">
Return <code class="code">true</code> if an element matches the specified
    predicate<br>
</div>
<pre><span id="VALfor_all"><span class="keyword">val</span> for_all</span> : <code class="type">('a -> bool) -> 'a <a href="RefList.html#TYPEt">t</a> -> bool</code></pre><div class="info">
Return <code class="code">true</code> if all elements match the specified
    predicate<br>
</div>
<pre><span id="VALmap"><span class="keyword">val</span> map</span> : <code class="type">('a -> 'b) -> 'a <a href="RefList.html#TYPEt">t</a> -> 'b <a href="RefList.html#TYPEt">t</a></code></pre><div class="info">
Apply a function to all elements
    and return the ref list constructed with
    the function returned values<br>
</div>
<pre><span id="VALtransform"><span class="keyword">val</span> transform</span> : <code class="type">('a -> 'a) -> 'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
transform all elements in the ref list
    using a function.<br>
</div>
<pre><span id="VALmap_list"><span class="keyword">val</span> map_list</span> : <code class="type">('a -> 'b) -> 'a <a href="RefList.html#TYPEt">t</a> -> 'b list</code></pre><div class="info">
Apply a function to all elements
    and return the list constructed with
    the function returned values<br>
</div>
<pre><span id="VALsort"><span class="keyword">val</span> sort</span> : <code class="type">?cmp:('a -> 'a -> int) -> 'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
Sort elements using the specified comparator
    or compare as default comparator<br>
</div>
<pre><span id="VALfilter"><span class="keyword">val</span> filter</span> : <code class="type">('a -> bool) -> 'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
Remove all elements that do not match the
    specified predicate<br>
</div>
<pre><span id="VALremove"><span class="keyword">val</span> remove</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a -> unit</code></pre><div class="info">
Remove an element from the ref list
    raise <code class="code">Not_found</code> if the element is not found<br>
</div>
<pre><span id="VALremove_if"><span class="keyword">val</span> remove_if</span> : <code class="type">('a -> bool) -> 'a <a href="RefList.html#TYPEt">t</a> -> unit</code></pre><div class="info">
Remove the first element matching the
    specified predicate
    raise <code class="code">Not_found</code> if no element has been removed<br>
</div>
<pre><span id="VALremove_all"><span class="keyword">val</span> remove_all</span> : <code class="type">'a <a href="RefList.html#TYPEt">t</a> -> 'a -> unit</code></pre><div class="info">
Remove all elements equal to the specified
    element from the ref list<br>
</div>
<pre><span class="keyword">module</span> <a href="RefList.Index.html">Index</a>: <code class="code">sig</code> <a href="RefList.Index.html">..</a> <code class="code">end</code></pre><div class="info">
Functions that operate on the <code class="code">i</code>th element of a list.
</div>
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